You call forth the illusion of a bunker, a wall, or some other concealing structure to shield you and your allies from enemy eyes.

Daily   ✦     Arcane, Illusion, Shadow, Zone
Standard Action      Area burst 1 within 10 squares

Effect: The burst creates a zone that lasts until the end of your next turn. Your allies gain partial concealment while in the zone. In addition, you can place the following illusions anywhere in the zone: 2 squares of difficult terrain that allies can ignore, and one wall 3 of blocking terrain.

Sustain Minor: The zone persists until the end of your next turn.

Published in Heroes of Shadow, page(s) 141.